/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at center, #1a0f2e 0%, #0d051a 50%, #000000 100%);
    color: #ffffff;
    font-family: 'Segoe UI', Arial, sans-serif;
    overflow: hidden;
    position: relative;
}

/* Starfield background with more realistic universe look */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        /* Large bright stars */
        radial-gradient(3px 3px at 15% 25%, #ffffff, transparent),
        radial-gradient(2px 2px at 85% 15%, #ffffff, transparent),
        radial-gradient(2px 2px at 45% 75%, #ffffff, transparent),
        radial-gradient(3px 3px at 75% 85%, #ffffff, transparent),
        radial-gradient(2px 2px at 25% 45%, #ffffff, transparent),
        
        /* Medium stars */
        radial-gradient(1.5px 1.5px at 35% 35%, #ffffff, transparent),
        radial-gradient(1.5px 1.5px at 65% 55%, #ffffff, transparent),
        radial-gradient(1.5px 1.5px at 15% 65%, #ffffff, transparent),
        radial-gradient(1.5px 1.5px at 85% 35%, #ffffff, transparent),
        radial-gradient(1.5px 1.5px at 55% 15%, #ffffff, transparent),
        radial-gradient(1.5px 1.5px at 25% 85%, #ffffff, transparent),
        radial-gradient(1.5px 1.5px at 75% 65%, #ffffff, transparent),
        
        /* Small scattered stars */
        radial-gradient(1px 1px at 10% 10%, #ffffff, transparent),
        radial-gradient(1px 1px at 90% 20%, #ffffff, transparent),
        radial-gradient(1px 1px at 30% 60%, #ffffff, transparent),
        radial-gradient(1px 1px at 70% 40%, #ffffff, transparent),
        radial-gradient(1px 1px at 50% 90%, #ffffff, transparent),
        radial-gradient(1px 1px at 20% 30%, #ffffff, transparent),
        radial-gradient(1px 1px at 80% 70%, #ffffff, transparent),
        radial-gradient(1px 1px at 40% 20%, #ffffff, transparent),
        radial-gradient(1px 1px at 60% 80%, #ffffff, transparent),
        radial-gradient(1px 1px at 95% 50%, #ffffff, transparent),
        
        /* Tiny dust stars */
        radial-gradient(0.5px 0.5px at 22% 18%, #ffffff, transparent),
        radial-gradient(0.5px 0.5px at 78% 28%, #ffffff, transparent),
        radial-gradient(0.5px 0.5px at 42% 52%, #ffffff, transparent),
        radial-gradient(0.5px 0.5px at 68% 72%, #ffffff, transparent),
        radial-gradient(0.5px 0.5px at 18% 82%, #ffffff, transparent),
        radial-gradient(0.5px 0.5px at 88% 12%, #ffffff, transparent),
        radial-gradient(0.5px 0.5px at 32% 38%, #ffffff, transparent),
        radial-gradient(0.5px 0.5px at 72% 58%, #ffffff, transparent),
        radial-gradient(0.5px 0.5px at 52% 28%, #ffffff, transparent),
        radial-gradient(0.5px 0.5px at 12% 68%, #ffffff, transparent);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    animation: twinkling 4s infinite ease-in-out;
    z-index: 0;
}

@keyframes twinkling {
    0% { opacity: 0.4; }
    25% { opacity: 0.8; }
    50% { opacity: 1; }
    75% { opacity: 0.6; }
    100% { opacity: 0.4; }
}

/* Logo Container Styles */
.logo-container {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 10;
}

.main-logo {
    width: 120px;
    height: auto;
    filter: drop-shadow(0 0 15px #8a2be2) drop-shadow(0 0 30px rgba(138, 43, 226, 0.5));
    border-radius: 15px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.main-logo:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 0 25px #ffffff) drop-shadow(0 0 40px rgba(138, 43, 226, 0.8));
}

.mini-logo {
    width: 60px;
    height: auto;
    position: absolute;
    bottom: -8px;
    right: -8px;
    z-index: 2;
    filter: drop-shadow(0 0 10px #8a2be2) drop-shadow(0 0 20px rgba(138, 43, 226, 0.6));
    border-radius: 8px;
    transition: all 0.3s ease;
    opacity: 0.9;
}

.mini-logo:hover {
    transform: scale(1.1) rotate(5deg);
    opacity: 1;
    filter: drop-shadow(0 0 15px #ffffff) drop-shadow(0 0 25px rgba(138, 43, 226, 0.9));
    cursor: pointer;
}

/* Main container for the layout */
.main-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100vw;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 2;
    padding: 80px;
    box-sizing: border-box;
}

/* Left side - Title and button */
.left-section {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    z-index: 10;
}

.main-title {
    font-size: 5rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 10px 0;
    text-shadow: 0 0 20px #8a2be2, 0 0 40px #8a2be2;
    letter-spacing: 2px;
}

.main-subtitle {
    font-size: 1.5rem;
    color: #cccccc;
    margin: 0 0 40px 0;
    font-weight: 300;
}

.change-date-button {
    background: linear-gradient(135deg, #8a2be2 0%, #9932cc 100%);
    color: #ffffff;
    border: 2px solid #8a2be2;
    border-radius: 50px;
    padding: 15px 40px;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 0 20px rgba(138, 43, 226, 0.5);
}

.change-date-button:hover {
    background: linear-gradient(135deg, #9932cc 0%, #8a2be2 100%);
    box-shadow: 0 0 30px rgba(138, 43, 226, 0.8);
    transform: translateY(-2px);
}

/* Right side - Countdown */
.countdown-section {
    display: flex;
    gap: 20px;
    z-index: 10;
}

.countdown-box {
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid #8a2be2;
    border-radius: 15px;
    padding: 25px 20px;
    text-align: center;
    min-width: 120px;
    box-shadow: 
        0 0 20px rgba(138, 43, 226, 0.5),
        inset 0 0 20px rgba(138, 43, 226, 0.1);
    backdrop-filter: blur(10px);
}

.countdown-number {
    font-size: 3rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0;
    text-shadow: 0 0 15px #8a2be2;
}

.countdown-label {
    font-size: 0.9rem;
    color: #cccccc;
    margin: 5px 0 0 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Date Popup Styles */
.popup-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.popup-container {
    background: linear-gradient(135deg, rgba(26, 15, 46, 0.95) 0%, rgba(13, 5, 26, 0.98) 100%);
    border: 2px solid #8a2be2;
    border-radius: 20px;
    padding: 30px;
    max-width: 400px;
    width: 90%;
    box-shadow: 
        0 0 30px rgba(138, 43, 226, 0.6),
        inset 0 0 30px rgba(138, 43, 226, 0.1);
    backdrop-filter: blur(15px);
    animation: popupSlideIn 0.3s ease-out;
}

@keyframes popupSlideIn {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(-50px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.popup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.popup-header h3 {
    color: #ffffff;
    margin: 0;
    font-size: 1.5rem;
    text-shadow: 0 0 10px #8a2be2;
}

.close-button {
    background: none;
    border: none;
    color: #ffffff;
    font-size: 2rem;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.close-button:hover {
    background: rgba(138, 43, 226, 0.3);
    transform: rotate(90deg);
}

.popup-content {
    text-align: center;
}

.date-picker {
    width: 100%;
    padding: 15px;
    border: 2px solid #8a2be2;
    border-radius: 10px;
    background: rgba(0, 0, 0, 0.3);
    color: #ffffff;
    font-size: 1.1rem;
    margin-bottom: 20px;
    box-shadow: 0 0 15px rgba(138, 43, 226, 0.3);
    transition: all 0.3s ease;
}

.date-picker:focus {
    outline: none;
    border-color: #ffffff;
    box-shadow: 0 0 20px rgba(138, 43, 226, 0.6);
}

.popup-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 15px;
}

.popup-button {
    padding: 12px 25px;
    border: 2px solid #8a2be2;
    border-radius: 25px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    min-width: 120px;
}

.popup-button.primary {
    background: linear-gradient(135deg, #8a2be2 0%, #9932cc 100%);
    color: #ffffff;
}

.popup-button.primary:hover {
    background: linear-gradient(135deg, #9932cc 0%, #8a2be2 100%);
    box-shadow: 0 0 20px rgba(138, 43, 226, 0.6);
    transform: translateY(-2px);
}

.popup-button.secondary {
    background: transparent;
    color: #8a2be2;
}

.popup-button.secondary:hover {
    background: rgba(138, 43, 226, 0.2);
    color: #ffffff;
    transform: translateY(-2px);
}

.date-status {
    margin-top: 10px;
    padding: 10px;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.date-status.success {
    background: rgba(34, 197, 94, 0.2);
    color: #86efac;
    border: 1px solid #22c55e;
}

.date-status.error {
    background: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
    border: 1px solid #ef4444;
}

.date-status.info {
    background: rgba(59, 130, 246, 0.2);
    color: #93c5fd;
    border: 1px solid #3b82f6;
}

/* Hide original elements */
.date-picker-container,
.countdown-container {
    display: none;
}

/* Responsive design */
@media (max-width: 1200px) {
    .main-container {
        flex-direction: column;
        justify-content: center;
        gap: 40px;
        text-align: center;
    }
    
    .left-section {
        align-items: center;
    }
    
    .main-title {
        font-size: 4rem;
    }
    
    .countdown-section {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .main-container {
        padding: 40px;
    }
    
    .main-title {
        font-size: 3rem;
    }
    
    .main-subtitle {
        font-size: 1.2rem;
    }
    
    .countdown-box {
        min-width: 100px;
        padding: 20px 15px;
    }
    
    .countdown-number {
        font-size: 2.5rem;
    }
    
    .available-button {
        padding: 12px 30px;
        font-size: 1rem;
    }
    
    .change-date-button {
        padding: 12px 30px;
        font-size: 1rem;
    }
    
    .popup-container {
        padding: 20px;
        margin: 20px;
    }
    
    .popup-buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    .popup-button {
        width: 100%;
    }
}